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For a rectangle, if x is the length and 2x is width. Then find out x from the area of the rectangle?

For a rectangle, if x is the length and 2x is the width. Then find out x from the area of the rectangle? if the area is equal...

1 year ago

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Sum of adjacent elements in a vector

Given a vector v, return a vector s containting the sum of every two adjacent elements in the vector. Every element s(i) cont...

1 year ago

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Horizontal matrix sort

Given a matrix x with n rows and m columns, return a matrix y with n rows and 2m columns, such that every row in x is sorted fro...

1 year ago

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Vertical matrix sort

Given a matrix x with n rows and m columns, return a matrix y with 2n rows and m columns, such that every column in x is sorted ...

1 year ago

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Matrix to vector transformation

given a matrix, make in the output 1 column vector putting odd numbers in ascending order after that put the even numbers in des...

1 year ago

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Remove the air bubbles from a vector

_*A reduced version of Problem 112*_ Given a column vector v, return a vector w in which all the zeros have "bubbled" to the ...

1 year ago

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The average of the second largest values

Given a matrix, find the average of the second largest values in each row. The same value does not exist on a row. Example: ...

1 year ago

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Separate even from odd numbers in a vector - without loops

*Without using loops*, rearrange a vector of integers such that the odd numbers appear at the beginning, and even numbers at the...

1 year ago

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'Determine if array of numbers is odd'

Return true if the input single number is odd. If the input is a vector, it will return a vector or array of logical values indi...

1 year ago

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Calculate the CIRCUMFERENCE of circle.

Given the radius is 2, the circumference will be 12.5663.

1 year ago

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Exponential decay

Many dynamic processes can be approximated as an exponential decay. This applies to radioactive decay, some chemical reactions, ...

1 year ago

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Calculating Ring Area

In two-dimensional space, a ring can be constructed by using two concentric circles. Determine the area of a ring which has r1 ...

1 year ago

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Volume of Spherical Shell

In three-dimensional space, a spherical shell can be constructed from two concentric spheres. Determine the volume of a spheric...

1 year ago

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Divisible by 15

Write a function to determine if a number is divisible by 15. If a number is <http://www.mathworks.com/matlabcentral/cody/proble...

1 year ago

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Divisible by 6

Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

1 year ago

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Find the mean of two vectors

Take two vectors, and output the mean of them (bonus if you don't use the in-built mean function)

1 year ago

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Simple Vector Addition

Take two incoming vectors and output the sum of the two vectors

1 year ago

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Vector Element Multiplication

Take two incoming vectors, and output the element wise multiplication of the vectors.

1 year ago

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Calories in a slice of pizza?

The total calories C in a pizza is printed on its box. You know the angle A (degrees) of the slice you placed on your plate. Ple...

1 year ago

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The great 82-year-old

Let's answer the question below; 'I am *x* years old and I have never written programs. If I study from now, will I be able ...

1 year ago

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Tax Calculator

Calculate the tax for a given income. 10% tax is paid for any income up to $2,000. 20% tax is paid for additional income u...

1 year ago

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Find the largest number

Given a vector v with 4 elements, find the largest number x. Example: Input: v = [4 7 1 6]; Output: x = 7; You mu...

1 year ago

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what's my tax amount this year ?

given an annual salary x and a tax rate i calculate the amount that you have to pay.Example x = 70000; i=.10 y_correc...

1 year ago

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Determine whether the input is divisible by 3 as well as 5

If the input is divisible by 3 as well as 5 then the output should be 'true' otherwise 'false'

1 year ago

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Find the last digit

FInd the last digit of a given number. Given number is the input and output should be the last digit of that number.

1 year ago